A C114476 Allergic Reaction An immune response that occurs following re-exposure to an innocuous antigen, and that requires the presence of existing antibodies against that antigen. This response involves the binding of IgE to mast cells, and may worsen with repeated exposures. C3507 Immune Disorder|Immunolymphatic System Disorder C90259 NICHD Pediatric Terminology A C114476 Allergic Reaction An immune response that occurs following re-exposure to an innocuous antigen, and that requires the presence of existing antibodies against that antigen. This response involves the binding of IgE to mast cells, and may worsen with repeated exposures. C3507 Immune Disorder|Immunolymphatic System Disorder C96388 NICHD Childhood Immunization Terminology D C3114 Hypersensitivity Allergic Reaction A local or general reaction of an organism following contact with a specific allergen to which it has been previously exposed and to which it has become sensitized. C3507 Immune Disorder|Immunolymphatic System Disorder C90259 NICHD Pediatric Terminology D C3114 Hypersensitivity Allergic Reaction A local or general reaction of an organism following contact with a specific allergen to which it has been previously exposed and to which it has become sensitized. C3507 Immune Disorder|Immunolymphatic System Disorder C96388 NICHD Childhood Immunization Terminology C C46088 Cesarean Birth Cesarean Section C-Section|Caesarean Section Surgical delivery of one or more intrauterine fetuses though an abdominal incision. C81179 Delivery Procedure C89506 NICHD Newborn Screening Terminology C C81302 Vaginal Birth after Cesarean Delivery Vaginal Birth after Cesarean Vaginal Birth after Caesarean A vaginal birth in a woman with one or more previous cesarean births. (verbatim from reVITALize) C81303 Vaginal Delivery C89506 NICHD Newborn Screening Terminology C C46088 Cesarean Birth Cesarean Section C-Section|Caesarean Section Surgical delivery of one or more intrauterine fetuses though an abdominal incision. C81179 Delivery Procedure C90259 NICHD Pediatric Terminology C C81302 Vaginal Birth after Cesarean Delivery Vaginal Birth after Cesarean Vaginal Birth after Caesarean A vaginal birth in a woman with one or more previous cesarean births. (verbatim from reVITALize) C81303 Vaginal Delivery C90259 NICHD Pediatric Terminology C C92762 Crash Cesarean Delivery Crash Cesarean Section Crash Caesarean Delivery An emergency cesarean section that is carried out urgently in cases of fetal distress or severe maternal complication that is life threatening to either or both of them. C46088 Cesarean Section C90259 NICHD Pediatric Terminology C C92772 Emergency Cesarean Delivery Emergency Cesarean Section Emergency Caesarean Section A cesarean delivery that is not scheduled, planned or anticipated and is typically undertaken with short notice. C46088 Cesarean Section C90259 NICHD Pediatric Terminology C C46088 Cesarean Birth Cesarean Section C-Section|Caesarean Section Surgical delivery of one or more intrauterine fetuses though an abdominal incision. C81179 Delivery Procedure C92712 NICHD Pregnancy & Childbirth Terminology C C81302 Vaginal Birth after Cesarean Delivery Vaginal Birth after Cesarean Vaginal Birth after Caesarean A vaginal birth in a woman with one or more previous cesarean births. (verbatim from reVITALize) C81303 Vaginal Delivery C92712 NICHD Pregnancy & Childbirth Terminology C C92762 Crash Cesarean Delivery Crash Cesarean Section Crash Caesarean Delivery An emergency cesarean section that is carried out urgently in cases of fetal distress or severe maternal complication that is life threatening to either or both of them. C46088 Cesarean Section C92712 NICHD Pregnancy & Childbirth Terminology C C92772 Emergency Cesarean Delivery Emergency Cesarean Section Emergency Caesarean Section A cesarean delivery that is not scheduled, planned or anticipated and is typically undertaken with short notice. C46088 Cesarean Section C92712 NICHD Pregnancy & Childbirth Terminology C C92753 Cesarean Hysterectomy Cesarean Hysterectomy Caesarean Hysterectomy The removal of the uterus, after the delivery of the fetus, in the concurrent surgical session. C15256 Hysterectomy C90259 NICHD Pediatric Terminology C C92753 Cesarean Hysterectomy Cesarean Hysterectomy Caesarean Hysterectomy The removal of the uterus, after the delivery of the fetus, in the concurrent surgical session. C15256 Hysterectomy C92712 NICHD Pregnancy & Childbirth Terminology C C92820 Intrauterine Cordocentesis Intrauterine Cordocentesis Fetal Blood Sampling|Percutaneous Umbilical Blood Sampling|Umbilical Vein Sampling The retrieval of blood sample from the umbilical cord while the fetus is in utero. C16847 Technique C90259 NICHD Pediatric Terminology C C92820 Intrauterine Cordocentesis Intrauterine Cordocentesis Fetal Blood Sampling|Percutaneous Umbilical Blood Sampling|Umbilical Vein Sampling The retrieval of blood sample from the umbilical cord while the fetus is in utero. C16847 Technique C92712 NICHD Pregnancy & Childbirth Terminology C C25215 Karyotype Karyotype The assessment of the chromosomal morphology and number in somatic cells of an individual. C15709 Genetic Test|Genetic Testing C89506 NICHD Newborn Screening Terminology C C81247 Expected Date of Confinement Expected Date of Confinement The best estimated due date is determined by: last menstrual period (LMP) if confirmed by early ultrasound or no ultrasound performed, or early ultrasound if no known LMP or the ultrasound is not consistent with LMP, or known date of fertilization (e.g. Assisted Reproductive Technology (ART), Intrauterine Insemination (IUI)). (reVITALize) C25164 Date C89506 NICHD Newborn Screening Terminology C C81248 Forceps Delivery Forceps Delivery Application of forceps to the fetal head to facilitate vaginal birth. C81301 Vaginal Assisted Delivery C89506 NICHD Newborn Screening Terminology C C81253 Gestational Weeks Assessment Gestational Weeks Assessment Gestational age (written with both weeks and days, e.g. 39 weeks and 0 days) is calculated using the best obstetrical estimated due date (EDD) based on the following formula: Gestational Age = (280 - (EDD - Reference Date))/ 7. C90341 Pediatric Intervention or Procedure C89506 NICHD Newborn Screening Terminology C C81300 Vacuum Assisted Vaginal Delivery Vacuum Assisted Vaginal Delivery Application of a vacuum device to the fetal head to facilitate vaginal birth. C81301 Vaginal Assisted Delivery C89506 NICHD Newborn Screening Terminology C C81301 Vaginal Assisted Delivery Vaginal Assisted Delivery Birth of the fetus through the vagina with the application of vacuum or forceps or any other instrument. C81303 Vaginal Delivery C89506 NICHD Newborn Screening Terminology C C81303 Vaginal Delivery Vaginal Delivery Birth of the fetus through the vagina. C81179 Delivery Procedure C89506 NICHD Newborn Screening Terminology C C85021 Preeclampsia Preeclampsia A systolic blood pressure of 140 mmHg or higher, or a diastolic blood pressure of 90 mmHg or higher on two occasions at least 4 hours apart (or greater than or equal to 160/110 mmHg within a short interval) after 20 weeks of gestation in a woman with previously normal blood pressure. It may present with proteinuria but if not, it may be associated with thrombocytopenia, impaired liver function, progressive renal insufficiency, pulmonary edema, or new-onset cerebral or visual disturbances. C4371 Pregnancy Induced Hypertension|Pregnancy-Induced Hypertension C89506 NICHD Newborn Screening Terminology C C94835 Normal Spontaneous Vaginal Delivery Normal Spontaneous Vaginal Delivery Normal Delivery Birth of the fetus through the vagina without the application of vacuum or forceps or any other instrument. (adapted from reVITALize) C81303 Vaginal Delivery C89506 NICHD Newborn Screening Terminology C C25215 Karyotype Karyotype The assessment of the chromosomal morphology and number in somatic cells of an individual. C15709 Genetic Test|Genetic Testing C90259 NICHD Pediatric Terminology C C4371 Pregnancy Associated Hypertension Pregnancy Induced Hypertension A blood pressure elevation after 20 weeks of gestation in the absence of either proteinuria or systemic findings like thrombocytopenia, impaired liver function, progressive renal insufficiency, pulmonary edema or the new-onset of cerebral or visual disturbances. C3117 Hypertensive Disorder C34941 Complication Related to Pregnancy|Pregnancy Complication C90259 NICHD Pediatric Terminology C C50563 Fetal Distress Fetal Distress Results from fetal surveillance indicating potential fetal acidosis. C81236 Birth Complication C90259 NICHD Pediatric Terminology C C81247 Expected Date of Confinement Expected Date of Confinement The best estimated due date is determined by: last menstrual period (LMP) if confirmed by early ultrasound or no ultrasound performed, or early ultrasound if no known LMP or the ultrasound is not consistent with LMP, or known date of fertilization (e.g. Assisted Reproductive Technology (ART), Intrauterine Insemination (IUI)). (reVITALize) C25164 Date C90259 NICHD Pediatric Terminology C C81248 Forceps Delivery Forceps Delivery Application of forceps to the fetal head to facilitate vaginal birth. C81301 Vaginal Assisted Delivery C90259 NICHD Pediatric Terminology C C81253 Gestational Weeks Assessment Gestational Weeks Assessment Gestational age (written with both weeks and days, e.g. 39 weeks and 0 days) is calculated using the best obstetrical estimated due date (EDD) based on the following formula: Gestational Age = (280 - (EDD - Reference Date))/ 7. C90341 Pediatric Intervention or Procedure C90259 NICHD Pediatric Terminology C C81300 Vacuum Assisted Vaginal Delivery Vacuum Assisted Vaginal Delivery Application of a vacuum device to the fetal head to facilitate vaginal birth. C81301 Vaginal Assisted Delivery C90259 NICHD Pediatric Terminology C C81301 Vaginal Assisted Delivery Vaginal Assisted Delivery Birth of the fetus through the vagina with the application of vacuum or forceps or any other instrument. C81303 Vaginal Delivery C90259 NICHD Pediatric Terminology C C81303 Vaginal Delivery Vaginal Delivery Birth of the fetus through the vagina. C81179 Delivery Procedure C90259 NICHD Pediatric Terminology C C84915 Necrotizing Enterocolitis Necrotizing Enterocolitis A fulminating disease of neonates in which there is extensive mucosal ulceration, pseudomembrane formation, submucosal hemorrhage, and necrosis usually of the right colon, cecum, terminal ileum, and appendix, possibly due to perinatal intestinal ischemia and bacterial invasion. Progression can lead to necrosis, perforation and/or scarring of the intestinal tract. C97171 Congenital Abnormality of the Digestive System C90259 NICHD Pediatric Terminology C C85021 Preeclampsia Preeclampsia A systolic blood pressure of 140 mmHg or higher, or a diastolic blood pressure of 90 mmHg or higher on two occasions at least 4 hours apart (or greater than or equal to 160/110 mmHg within a short interval) after 20 weeks of gestation in a woman with previously normal blood pressure. It may present with proteinuria but if not, it may be associated with thrombocytopenia, impaired liver function, progressive renal insufficiency, pulmonary edema, or new-onset cerebral or visual disturbances. C4371 Pregnancy Induced Hypertension|Pregnancy-Induced Hypertension C90259 NICHD Pediatric Terminology C C89887 Full Term Neonatal Stage Neonatal Stage Term Neonatal Stage A human life stage that begins at full term birth and continues until twenty-seven complete days of age. A human life stage that begins at full term birth and continues until twenty-seven complete days of age. C89345 Child Life Stage C90259 NICHD Pediatric Terminology C C89888 Preterm Neonatal Stage Preterm Neonatal Stage A human life stage that begins at birth prior to thirty-seven weeks of full gestation (full term) and continues until twenty-seven complete days after birth. A human life stage that begins at birth prior to thirty-seven weeks of full gestation (full term) and continues until twenty-seven complete days after birth. C89887 Neonatal Stage C90259 NICHD Pediatric Terminology C C92734 Artificial Rupture of Membrane Artificial Rupture of Membrane AROM Perforation of fetal membranes to facilitate childbirth. C92814 Induction of Labor C90259 NICHD Pediatric Terminology C C92755 Chorionic Villus Sampling Chorionic Villus Sampling The biopsy of placental tissue containing the chorionic villi from the maternal uterus in early pregnancy to diagnose fetal genetic defects. C92803 Screening for Genetic Defect C90259 NICHD Pediatric Terminology C C92786 Fetal Fibronectin Test Fetal Fibronectin Test A test for the presence of fetal fibronectin in the cervico-vaginal area that is used to predict preterm birth. C92721 Screening or Clinical Tests during Pregnancy C90259 NICHD Pediatric Terminology C C92814 Induction of Labor Induction of Labor The use of pharmacological and/or mechanical methods to initiate labor, including spontaneous rupture of membranes without contractions. Examples of methods include: artificial rupture of membranes, balloons, oxytocin, prostaglandin, laminaria, or other cervical ripening agents. (adapted from reVITALize) C92738 Assisted Labor C90259 NICHD Pediatric Terminology C C92837 Nuchal Translucency Screen Nuchal Translucency Screen nuchal fold scan An ultrasonic examination of the fetus in the late first trimester to measure the clear space at the back of the fetal neck to assess risk of genetic or cardiac abnormalities. C92721 Screening or Clinical Tests during Pregnancy C90259 NICHD Pediatric Terminology C C92861 Preterm Birth Preterm Birth Birth of at less than 37 weeks and 0 days. C90491 Pregnancy Outcome C90259 NICHD Pediatric Terminology C C92863 Prolonged Fetal Heart Rate Acceleration Prolonged Acceleration A fetal heart rate acceleration that lasts 2 to less than 10 minutes. C92788 Fetal Heart Acceleration|Fetal Heart Rate Acceleration C90259 NICHD Pediatric Terminology C C92864 Prolonged Fetal Heart Rate Deceleration Prolonged Deceleration A decrease in the fetal heart rate below baseline lasting 2 to less than 10 minutes with a decrease from baseline that is greater than or equal to 15 beats per minute. C92789 Fetal Heart Deceleration|Fetal Heart Rate Deceleration C90259 NICHD Pediatric Terminology C C92866 Recurrent Fetal Heart Rate Deceleration Recurrent Deceleration Fetal heart rate decelerations that occur with greater than or equal to 50 percent of uterine contractions within a 20 minute timeframe. Applies to early, late or variable decelerations. C92789 Fetal Heart Deceleration|Fetal Heart Rate Deceleration C90259 NICHD Pediatric Terminology C C92902 Umbilical Cord Compression Umbilical Cord Compression A situation in utero, when there is increased pressure on the umbilical cord, which constricts blood supply to the fetus. C81236 Birth Complication C90259 NICHD Pediatric Terminology C C92914 Variable Fetal Heart Rate Deceleration Variable Deceleration An abrupt decrease in the fetal heart rate below baseline that lasts 15 seconds to less than two minutes. The decrease from baseline fetal heart rate is greater than or equal to 15 beats per minutes, and the time from onset to nadir of the deceleration is less than 30 seconds. Variable fetal heart rate decelerations that are associated with successive uterine contractions commonly have varying onsets, depths, and durations. C92789 Fetal Heart Deceleration|Fetal Heart Rate Deceleration C90259 NICHD Pediatric Terminology C C92920 Assessment of Fetal Condition Assessment of Fetal Condition Any test to determine the fetal status, such as ultrasound or fetal heart rate monitoring. C90341 Pediatric Intervention or Procedure C90259 NICHD Pediatric Terminology C C92925 Fetal Biophysical Profile Fetal Biophysical Profile A test of fetal well-being performed using a combination of ultrasound parameters (fetal movement, fetal tone, fetal breathing, amniotic fluid) and a non-stress test (NST). C92721 Screening or Clinical Tests during Pregnancy C90259 NICHD Pediatric Terminology C C92929 Fetal Heart Rate Monitoring Fetal Heart Rate Monitoring The act of observing and recording the fetal heart rate for determining the baseline values or other abnormal findings. C92714 Fetal Examination C90259 NICHD Pediatric Terminology C C92943 Active Phase of Labor Active Phase of Labor Accelerated cervical dilation typically beginning at 6 cm. C92798 First Stage of Labor C90259 NICHD Pediatric Terminology C C94835 Normal Spontaneous Vaginal Delivery Normal Spontaneous Vaginal Delivery Normal Delivery Birth of the fetus through the vagina without the application of vacuum or forceps or any other instrument. (adapted from reVITALize) C81303 Vaginal Delivery C90259 NICHD Pediatric Terminology C C4371 Pregnancy Associated Hypertension Pregnancy Induced Hypertension A blood pressure elevation after 20 weeks of gestation in the absence of either proteinuria or systemic findings like thrombocytopenia, impaired liver function, progressive renal insufficiency, pulmonary edema or the new-onset of cerebral or visual disturbances. C3117 Hypertensive Disorder C34941 Complication Related to Pregnancy|Pregnancy Complication C92712 NICHD Pregnancy & Childbirth Terminology C C50563 Fetal Distress Fetal Distress Results from fetal surveillance indicating potential fetal acidosis. C81236 Birth Complication C92712 NICHD Pregnancy & Childbirth Terminology C C81247 Expected Date of Confinement Expected Date of Confinement The best estimated due date is determined by: last menstrual period (LMP) if confirmed by early ultrasound or no ultrasound performed, or early ultrasound if no known LMP or the ultrasound is not consistent with LMP, or known date of fertilization (e.g. Assisted Reproductive Technology (ART), Intrauterine Insemination (IUI)). (reVITALize) C25164 Date C92712 NICHD Pregnancy & Childbirth Terminology C C81248 Forceps Delivery Forceps Delivery Application of forceps to the fetal head to facilitate vaginal birth. C81301 Vaginal Assisted Delivery C92712 NICHD Pregnancy & Childbirth Terminology C C81300 Vacuum Assisted Vaginal Delivery Vacuum Assisted Vaginal Delivery Application of a vacuum device to the fetal head to facilitate vaginal birth. C81301 Vaginal Assisted Delivery C92712 NICHD Pregnancy & Childbirth Terminology C C81301 Vaginal Assisted Delivery Vaginal Assisted Delivery Birth of the fetus through the vagina with the application of vacuum or forceps or any other instrument. C81303 Vaginal Delivery C92712 NICHD Pregnancy & Childbirth Terminology C C81303 Vaginal Delivery Vaginal Delivery Birth of the fetus through the vagina. C81179 Delivery Procedure C92712 NICHD Pregnancy & Childbirth Terminology C C84915 Necrotizing Enterocolitis Necrotizing Enterocolitis A fulminating disease of neonates in which there is extensive mucosal ulceration, pseudomembrane formation, submucosal hemorrhage, and necrosis usually of the right colon, cecum, terminal ileum, and appendix, possibly due to perinatal intestinal ischemia and bacterial invasion. Progression can lead to necrosis, perforation and/or scarring of the intestinal tract. C97171 Congenital Abnormality of the Digestive System C92712 NICHD Pregnancy & Childbirth Terminology C C85021 Preeclampsia Preeclampsia A systolic blood pressure of 140 mmHg or higher, or a diastolic blood pressure of 90 mmHg or higher on two occasions at least 4 hours apart (or greater than or equal to 160/110 mmHg within a short interval) after 20 weeks of gestation in a woman with previously normal blood pressure. It may present with proteinuria but if not, it may be associated with thrombocytopenia, impaired liver function, progressive renal insufficiency, pulmonary edema, or new-onset cerebral or visual disturbances. C4371 Pregnancy Induced Hypertension|Pregnancy-Induced Hypertension C92712 NICHD Pregnancy & Childbirth Terminology C C92734 Artificial Rupture of Membrane Artificial Rupture of Membrane AROM Perforation of fetal membranes to facilitate childbirth. C92814 Induction of Labor C92712 NICHD Pregnancy & Childbirth Terminology C C92755 Chorionic Villus Sampling Chorionic Villus Sampling The biopsy of placental tissue containing the chorionic villi from the maternal uterus in early pregnancy to diagnose fetal genetic defects. C92803 Screening for Genetic Defect C92712 NICHD Pregnancy & Childbirth Terminology C C92786 Fetal Fibronectin Test Fetal Fibronectin Test A test for the presence of fetal fibronectin in the cervico-vaginal area that is used to predict preterm birth. C92721 Screening or Clinical Tests during Pregnancy C92712 NICHD Pregnancy & Childbirth Terminology C C92814 Induction of Labor Induction of Labor The use of pharmacological and/or mechanical methods to initiate labor, including spontaneous rupture of membranes without contractions. Examples of methods include: artificial rupture of membranes, balloons, oxytocin, prostaglandin, laminaria, or other cervical ripening agents. (adapted from reVITALize) C92738 Assisted Labor C92712 NICHD Pregnancy & Childbirth Terminology C C92837 Nuchal Translucency Screen Nuchal Translucency Screen nuchal fold scan An ultrasonic examination of the fetus in the late first trimester to measure the clear space at the back of the fetal neck to assess risk of genetic or cardiac abnormalities. C92721 Screening or Clinical Tests during Pregnancy C92712 NICHD Pregnancy & Childbirth Terminology C C92861 Preterm Birth Preterm Birth Birth of at less than 37 weeks and 0 days. C90491 Pregnancy Outcome C92712 NICHD Pregnancy & Childbirth Terminology C C92863 Prolonged Fetal Heart Rate Acceleration Prolonged Acceleration A fetal heart rate acceleration that lasts 2 to less than 10 minutes. C92788 Fetal Heart Acceleration|Fetal Heart Rate Acceleration C92712 NICHD Pregnancy & Childbirth Terminology C C92864 Prolonged Fetal Heart Rate Deceleration Prolonged Deceleration A decrease in the fetal heart rate below baseline lasting 2 to less than 10 minutes with a decrease from baseline that is greater than or equal to 15 beats per minute. C92789 Fetal Heart Deceleration|Fetal Heart Rate Deceleration C92712 NICHD Pregnancy & Childbirth Terminology C C92866 Recurrent Fetal Heart Rate Deceleration Recurrent Deceleration Fetal heart rate decelerations that occur with greater than or equal to 50 percent of uterine contractions within a 20 minute timeframe. Applies to early, late or variable decelerations. C92789 Fetal Heart Deceleration|Fetal Heart Rate Deceleration C92712 NICHD Pregnancy & Childbirth Terminology C C92902 Umbilical Cord Compression Umbilical Cord Compression A situation in utero, when there is increased pressure on the umbilical cord, which constricts blood supply to the fetus. C81236 Birth Complication C92712 NICHD Pregnancy & Childbirth Terminology C C92914 Variable Fetal Heart Rate Deceleration Variable Deceleration An abrupt decrease in the fetal heart rate below baseline that lasts 15 seconds to less than two minutes. The decrease from baseline fetal heart rate is greater than or equal to 15 beats per minutes, and the time from onset to nadir of the deceleration is less than 30 seconds. Variable fetal heart rate decelerations that are associated with successive uterine contractions commonly have varying onsets, depths, and durations. C92789 Fetal Heart Deceleration|Fetal Heart Rate Deceleration C92712 NICHD Pregnancy & Childbirth Terminology C C92920 Assessment of Fetal Condition Assessment of Fetal Condition Any test to determine the fetal status, such as ultrasound or fetal heart rate monitoring. C90341 Pediatric Intervention or Procedure C92712 NICHD Pregnancy & Childbirth Terminology C C92925 Fetal Biophysical Profile Fetal Biophysical Profile A test of fetal well-being performed using a combination of ultrasound parameters (fetal movement, fetal tone, fetal breathing, amniotic fluid) and a non-stress test (NST). C92721 Screening or Clinical Tests during Pregnancy C92712 NICHD Pregnancy & Childbirth Terminology C C92929 Fetal Heart Rate Monitoring Fetal Heart Rate Monitoring The act of observing and recording the fetal heart rate for determining the baseline values or other abnormal findings. C92714 Fetal Examination C92712 NICHD Pregnancy & Childbirth Terminology C C92943 Active Phase of Labor Active Phase of Labor Accelerated cervical dilation typically beginning at 6 cm. C92798 First Stage of Labor C92712 NICHD Pregnancy & Childbirth Terminology C C94835 Normal Spontaneous Vaginal Delivery Normal Spontaneous Vaginal Delivery Normal Delivery Birth of the fetus through the vagina without the application of vacuum or forceps or any other instrument. (adapted from reVITALize) C81303 Vaginal Delivery C92712 NICHD Pregnancy & Childbirth Terminology